@article{doi:10.1302/0301-620X.38B4.871,
author = {Purser, D. W.},
title = {EXTRASKELETAL OSTEOCHONDROMATA},
journal = {The Journal of Bone & Joint Surgery British Volume},
volume = {38-B},
number = {4},
pages = {871-873},
year = {1956},
doi = {10.1302/0301-620X.38B4.871},
url = {https://doi.org/10.1302/0301-620X.38B4.871}
}